| /* |
| * Copyright (c) 2000, 2004, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package com.sun.corba.se.impl.protocol.giopmsgheaders; |
| |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| import com.sun.corba.se.spi.ior.iiop.GIOPVersion; |
| |
| /** |
| * This is the base interface for different message type interfaces. |
| * |
| * @author Ram Jeyaraman 05/14/2000 |
| */ |
| |
| public interface Message { |
| |
| // Generic constants |
| |
| int defaultBufferSize = 1024; |
| int GIOPBigEndian = 0; |
| int GIOPLittleEndian = 1; |
| int GIOPBigMagic = 0x47494F50; |
| int GIOPLittleMagic = 0x504F4947; |
| int GIOPMessageHeaderLength = 12; |
| |
| // Other useful constants |
| |
| byte LITTLE_ENDIAN_BIT = 0x01; |
| byte MORE_FRAGMENTS_BIT = 0x02; |
| byte FLAG_NO_FRAG_BIG_ENDIAN = 0x00; |
| static final byte TRAILING_TWO_BIT_BYTE_MASK = 0x3; |
| static final byte THREAD_POOL_TO_USE_MASK = 0x3F; |
| |
| // Encoding related constants |
| |
| byte CDR_ENC_VERSION = 0x00; |
| byte JAVA_ENC_VERSION = 0x01; |
| |
| // Message types |
| |
| byte GIOPRequest = 0; |
| byte GIOPReply = 1; |
| byte GIOPCancelRequest = 2; |
| byte GIOPLocateRequest = 3; |
| byte GIOPLocateReply = 4; |
| byte GIOPCloseConnection = 5; |
| byte GIOPMessageError = 6; |
| byte GIOPFragment = 7; // 1.1 & 1.2: |
| |
| // Accessor methods |
| |
| GIOPVersion getGIOPVersion(); |
| byte getEncodingVersion(); |
| boolean isLittleEndian(); |
| boolean moreFragmentsToFollow(); |
| int getType(); |
| int getSize(); |
| ByteBuffer getByteBuffer(); |
| int getThreadPoolToUse(); |
| |
| // Mutator methods |
| |
| void read(org.omg.CORBA.portable.InputStream istream); |
| void write(org.omg.CORBA.portable.OutputStream ostream); |
| |
| void setSize(ByteBuffer byteBuffer, int size); |
| |
| FragmentMessage createFragmentMessage(); |
| |
| void callback(MessageHandler handler) throws IOException; |
| |
| void setByteBuffer(ByteBuffer byteBuffer); |
| void setEncodingVersion(byte version); |
| } |